2016
Reduced high-frequency motor neuron firing, EMG fractionation, and gait variability in awake walking ALS mice
Hadzipasic M, Ni W, Nagy M, Steenrod N, McGinley MJ, Kaushal A, Thomas E, McCormick DA, Horwich AL. Reduced high-frequency motor neuron firing, EMG fractionation, and gait variability in awake walking ALS mice. Proceedings Of The National Academy Of Sciences Of The United States Of America 2016, 113: e7600-e7609. PMID: 27821773, PMCID: PMC5127366, DOI: 10.1073/pnas.1616832113.Peer-Reviewed Original ResearchConceptsALS miceAmyotrophic lateral sclerosisAcute spinal cord slicesSingle-unit extracellular recordingsWhole-cell patch-clamp recordingsLoss of neuronsMotor neuron lossMotor neuron firingSpinal cord slicesPatch-clamp recordingsHigh-frequency firingStep variabilityLethal neurodegenerative diseaseNeuron lossCord slicesSpinal cordLeg flexorsLateral sclerosisGait variabilityVivo effectsClamp recordingsExtracellular recordingsEMG patternsMutant miceNeuron firing
2007
Comparative effects of sodium pyrithione evoked intracellular calcium elevation in rodent and primate ventral horn motor neurons
Knox RJ, Keen KL, Luchansky L, Terasawa E, Freyer H, Barbee SJ, Kaczmarek LK. Comparative effects of sodium pyrithione evoked intracellular calcium elevation in rodent and primate ventral horn motor neurons. Biochemical And Biophysical Research Communications 2007, 366: 48-53. PMID: 18053804, DOI: 10.1016/j.bbrc.2007.11.083.Peer-Reviewed Original ResearchConceptsNeuron-specific enolaseMotor neuronsDose-response curveFura-PE3/AMVentral horn motor neuronsAplysia neuronsSpinal cord slicesIntracellular calcium elevationStore-operated calcium entryCord slicesHindlimb weaknessSpecific enolaseSKF-96365Oral administrationRhesus monkey embryosCalcium entryEffects of NAPCalcium elevationPersistent influxNeuronsMammalian neuronsIslet-1Sodium pyrithioneComparative effectsPlasma membrane
1999
Differential Inhibition of Glial K+ Currents by 4-AP
Bordey A, Sontheimer H. Differential Inhibition of Glial K+ Currents by 4-AP. Journal Of Neurophysiology 1999, 82: 3476-3487. PMID: 10601476, DOI: 10.1152/jn.1999.82.6.3476.Peer-Reviewed Original ResearchMeSH Keywords4-AminopyridineAction PotentialsAnimalsAstrocytesCells, CulturedDelayed Rectifier Potassium ChannelsElectrophysiologyLarge-Conductance Calcium-Activated Potassium ChannelsNeurogliaPatch-Clamp TechniquesPotassium Channel BlockersPotassium ChannelsPotassium Channels, Calcium-ActivatedPotassium Channels, Inwardly RectifyingPotassium Channels, Voltage-GatedRatsRats, Sprague-DawleySpinal CordTetraethylammoniumConceptsAcute spinal cord slicesSpinal cord slicesConcentration-dependent blockPotassium channel typesType currentsDose-dependent inhibitorNeuronal action potentialsCord slicesSpinal cordChannel blockersEpileptiform dischargesBrain slicesAction potentialsHomeostatic functionsA-currentAstrocytesDifferential inhibitionRepolarizationMembrane potentialChannel typesSlicesBlockersGlialCord
1997
Electrophysiological Evidence for Multiple Glycinergic Inputs to Neonatal Rat Sympathetic Preganglionic Neurons In Vitro
Krupp J, Bordey A, Feltz P. Electrophysiological Evidence for Multiple Glycinergic Inputs to Neonatal Rat Sympathetic Preganglionic Neurons In Vitro. European Journal Of Neuroscience 1997, 9: 1711-1719. PMID: 9283825, DOI: 10.1111/j.1460-9568.1997.tb01528.x.Peer-Reviewed Original ResearchConceptsInhibitory postsynaptic currentsTransverse spinal cord slicesSympathetic preganglionic neuronsSpinal cord slicesPreganglionic neuronsGlycinergic inputsCord slicesNeonatal rat sympathetic preganglionic neuronsGlycinergic inhibitory postsynaptic currentsRat sympathetic preganglionic neuronsExtracellular applicationGlutamate receptor agonistsHigh-frequency burstsDimethylphenylpiperazinium iodidePostsynaptic currentsNeonatal ratsReceptor agonistSynaptic activityElectrophysiological evidenceNeuronsPatchclamp techniqueProximal siteRegular intervalsFrequency of eventsTime patterns
1996
Nicotinic actions on neurones of the central autonomic area in rat spinal cord slices.
Bordey A, Feltz P, Trouslard J. Nicotinic actions on neurones of the central autonomic area in rat spinal cord slices. The Journal Of Physiology 1996, 497: 175-187. PMID: 8951720, PMCID: PMC1160921, DOI: 10.1113/jphysiol.1996.sp021758.Peer-Reviewed Original ResearchConceptsSpontaneous excitatory postsynaptic currentsCentral autonomic areaSympathetic preganglionic neuronesSpinal cord slicesGlutamate-induced currentsAutonomic areasCord slicesTransverse thoracolumbar spinal cord slicesAgonist rank order potencyAction potentialsRat spinal cord slicesWhole-cell patch-clamp techniqueNicotinic acetylcholine receptor agonistExcitatory synaptic activityPresence of tetrodotoxinAcetylcholine receptor agonistExcitatory postsynaptic currentsMembrane current noisePatch-clamp techniqueCurrent-clamp conditionsDetectable current responseRank order potencySEPSC amplitudeVoltage-clamp conditionsStrong inward rectificationPatch‐clamp characterization of nicotinic receptors in a subpopulation of lamina X neurones in rat spinal cord slices.
Bordey A, Feltz P, Trouslard J. Patch‐clamp characterization of nicotinic receptors in a subpopulation of lamina X neurones in rat spinal cord slices. The Journal Of Physiology 1996, 490: 673-678. PMID: 8683466, PMCID: PMC1158705, DOI: 10.1113/jphysiol.1996.sp021176.Peer-Reviewed Original ResearchConceptsLamina X neuronesSpinal cord slicesNicotinic acetylcholine receptorsCord slicesD-tubocurarineCentral canalTransverse thoracolumbar spinal cord slicesAcetylcholine receptorsAction potentialsRat spinal cord slicesWhole-cell patch-clamp techniqueDirect postsynaptic effectPatch-clamp techniqueStrong inward rectificationPostsynaptic effectsDorsal commissureNicotinic receptorsNicotinic agonistsPatch-clamp characterizationNeuronesVentral halfReceptors resultsReversal potentialReceptorsInward rectification
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